Vaillant boiler fault

I paid ₺4715 for the routine maintenance of my Vaillant Eco Tec Pro boiler. After the maintenance, I started experiencin...g issues with water leaking from the flue. I contacted the service again to report the problem, but not only did they fail to fix the issue they caused, they also demanded an addit...

We have been using our Vaillant combi boiler for about two years, but it consistently shuts off intermittently and goes ...into protection mode. Each time we call for service, the authorized technicians simply state that the boiler’s filter is full and leave without taking further action. Despite havin...

They replaced the expansion tank (with a price tag 4x more expensive than retail), but the problem occurred again after ...a few hours. Then, this time they came with a pump, saying this is probable since the equipment is 7 years old. So, why did they change the first part in the first place if the sec...

I use Vaillant ecoTEC Intro. We are in its 3rd year, and the problems start as soon as the warranty expires. The combi b...oiler was leaking water, its pressure was constantly dropping. They said the heat exchanger would be changed, they paid 3400 TL and replaced it, and there was no problem in that re...

I renewed the warranty for my Vaillant Combi boiler a year ago. Today, when the service technician came, they told me th...at the pump needed to be replaced, and luckily, it's covered by the warranty. However, the dealer said they wanted 3500 TL to install the new unit. Why do I have to pay for a produ...

The technical service personnel who came until today could not find the fault in the boiler. The last technical service ...person who came last determined that the problem in the boiler was flame failure, but could not fix the malfunction. Hot water fluctuations occur due to flame failure in the boiler...

About 2 years ago, we decided to install 3 Vaillant brand combi boilers for the central system heating installation in o...ur building. Installation was completed without any problems. Except for minor problems, we have been using it for 2 years without any problems. About 2 weeks ago, Kastamonu Vailla...

In September 2020, I purchased a Vaillant VUM 18/24 AS/1-1 (H-TR) Ecotec Intro combi boiler for a total of 5,117 TL, inc...luding VAT. Unfortunately, the warranty on my boiler expired in October 2022. On June 17, 2023, during a severe thunderstorm with heavy rain in the 152 Evler neighborhood of Bursa,...